#pragma once
#include <iostream>
#include <string>
#include <cstring>
#include <sys/socket.h>
#include <sys/types.h>
#include <arpa/inet.h>
#include <netinet/in.h>

// 网络地址和主机地址之间进行转换的类
class InetAddr
{
public:
	InetAddr(struct sockaddr_in& addr) : _addr(addr)
	{
		// 网络转主机
		_port = ntohs(_addr.sin_port);
		// _ip = inet_ntoa(_addr.sin_addr); 
		// 4字节网络风格的IP -> 点分十进制的字符串风格的IP
		char ipbuffer[64];//用于存储转换后的 IP 地址字符串
		inet_ntop(AF_INET, &_addr.sin_addr, ipbuffer, sizeof(ipbuffer));
		_ip = ipbuffer;
	}
	InetAddr(const std::string& ip, uint16_t port):_ip(ip), _port(port)
	{
		// 主机转网络 --- 调用函数也相对(好记)
		memset(&_addr, 0, sizeof(_addr));
		_addr.sin_family = AF_INET;
		inet_pton(AF_INET, _ip.c_str(), &_addr.sin_addr);
		_addr.sin_port = htons(_port);
		//local.sin_addr.s_addr = inet_addr(_ip.c_str());
	}
	uint16_t Port() {return _port;}
	std::string Ip() {return _ip;}
	const struct sockaddr_in& NetAddr() {return _addr;}
	bool operator==(const InetAddr& addr)
	{
		return addr._ip == _ip && addr._port == _port;
	}
	std::string StringAddr()
	{
		return _ip + ":" + std::to_string(_port);
	}
	~InetAddr()
    {}
private:
	struct sockaddr_in _addr;
	std::string _ip;
	uint16_t _port;//套接字
};